試題詳解

631 During a period of torrential rain, as noted by the Central Weather Bureau, rock-falls, landslides, or swollen rivers under bridges in low rivers, caused by torrential rain in the upper rivers, are all signs of road disasters. When encountering these, drivers should avoid those sections and report to the departments of Directorate General of Highways or the Police Broadcasting Service as a warning to other drivers.
(A)O
(B)X